3,4-Hexanedione
3,4-Hexanedione (CAS: 4437-51-8) is a versatile organic compound with the linear formula CH2CH2COCOCH2CH3 and a molecular weight of 114.14 g/mol. This diketone serves as a valuable building block in organic synthesis. It is primarily utilised in chemical research and development for the construction of more complex molecules, contributing to advancements in various chemical fields. Tech Serve Solutions supplies this compound for laboratory and industrial applications.
- Synonyms
- Hexane-3,4-dione3,4-Diketohexane

Organic Synthesis
3,4-Hexanedione is employed as a reactive intermediate and building block in the synthesis of diverse organic molecules. Its diketone functionality allows for participation in various condensation and cyclization reactions.
Chemical Research
This compound is used in academic and industrial research laboratories for exploring new synthetic pathways and developing novel chemical entities. Its specific structure makes it useful for studying reaction mechanisms.
Intermediate for Fine Chemicals
It can serve as a precursor in the multi-step synthesis of more complex fine chemicals and specialty compounds. The diketone moiety offers opportunities for selective chemical transformations.
| Molecular weight | 114.14 |
|---|---|
| Linear formula | CH2CH2COCOCH2CH3 |
| Assay | 95% |
| Boiling point | 131 °C(lit.) |
| Density | 0.939 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.41(lit.) |

Hazard statements
- H226Flammable liquid and vapour
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 27 °C / 80.6 °F |
| Transport (UN / ADR) | UN 1224C 3 / PGIII |
| Water hazard class (WGK, DE) | 1 |
| Risk statements (R) | 10 |
| Safety statements (S) | 23-24/25 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3,4-Hexanedione primarily used for?
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3,4-Hexanedione is primarily used as a building block in organic synthesis and for general chemical research applications.
What are the CAS number and chemical formula for 3,4-Hexanedione?
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The CAS number for 3,4-Hexanedione is 4437-51-8 and its linear formula is CH2CH2COCOCH2CH3.
What grade and purity does Tech Serve Solutions supply for 3,4-Hexanedione?
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Tech Serve Solutions supplies 3,4-Hexanedione with an assay of 95%. We do not represent this product as USP, BP, or EP grade.
What are the key safety considerations when handling 3,4-Hexanedione?
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3,4-Hexanedione is a flammable liquid and vapour (H226). Handle with appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection, in a well-ventilated area away from ignition sources.
How is 3,4-Hexanedione packed, shipped, and exported?
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3,4-Hexanedione is carefully packed according to international shipping regulations, including UN 1224 classification. TSS exports globally to qualified research and industrial customers.
How can I request a sample or quote for 3,4-Hexanedione?
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To request a sample or a quotation for 3,4-Hexanedione, please contact our sales department through the website or by email, providing your specific requirements.
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